API Reference / v3 / typeclass @effect/typeclass A collection of reusable typeclasses for the Effect ecosystem 39 modules npm Source Search typeclass modules Core Alternative Applicative Bicovariant Bounded Chainable Contravariant Coproduct Covariant Filterable FlatMap Foldable Invariant Monad Monoid Of Pointed Product SemiAlternative SemiApplicative SemiCoproduct Semigroup SemiProduct Traversable TraversableFilterable Data Array BigInt Boolean Duration Effect Either Identity Micro Number Option Ordering Predicate Record String Tuple No matching modules.